CN203848525U - Air energy water heating system with power supply complementation between solar photovoltaic optical thermal and mains supply - Google Patents
Air energy water heating system with power supply complementation between solar photovoltaic optical thermal and mains supply Download PDFInfo
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- CN203848525U CN203848525U CN201420290574.2U CN201420290574U CN203848525U CN 203848525 U CN203848525 U CN 203848525U CN 201420290574 U CN201420290574 U CN 201420290574U CN 203848525 U CN203848525 U CN 203848525U
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 32
- 230000003287 optical effect Effects 0.000 title description 2
- 229920000840 ethylene tetrafluoroethylene copolymer Polymers 0.000 claims abstract description 10
- 239000011347 resin Substances 0.000 claims abstract description 9
- 229920005989 resin Polymers 0.000 claims abstract description 9
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims abstract description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 6
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- 238000010248 power generation Methods 0.000 claims abstract 4
- 239000011241 protective layer Substances 0.000 claims abstract 3
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- 230000005611 electricity Effects 0.000 claims description 13
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 10
- 239000010949 copper Substances 0.000 claims description 10
- 229910052802 copper Inorganic materials 0.000 claims description 10
- 239000004033 plastic Substances 0.000 claims description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 239000005341 toughened glass Substances 0.000 claims 2
- 238000001816 cooling Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 description 11
- 238000005338 heat storage Methods 0.000 description 9
- 238000004321 preservation Methods 0.000 description 8
- 239000008400 supply water Substances 0.000 description 6
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- 230000005622 photoelectricity Effects 0.000 description 3
- 239000004411 aluminium Substances 0.000 description 2
- 230000003712 anti-aging effect Effects 0.000 description 2
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/10—Photovoltaic [PV]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/44—Heat exchange systems
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/60—Thermal-PV hybrids
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- Photovoltaic Devices (AREA)
Abstract
本实用新型公开一种太阳能光伏光热与市电互补供电空气能热水系统，包括太阳能热水系统和发电系统；所述太阳能热水系统包括光伏组件和光热组件构成的太阳能集热器和储热水箱以及用于提供热水的供热箱，所述供热水箱连接有用于辅助加热的空气源热泵；所述光伏组件包括太阳能光伏电池片以及在其上表面依次粘接设置的EVA膜层和透明树脂防护层，其下表面依次粘接设置有四氟乙烯ETFE膜层和导热底板，所述四氟乙烯ETFE膜层与导热底板之间设置柔性石墨板；实现单独制热水和联合制热水，提高光伏组件的发电效率，产生电能与市电并网供家庭负载设备使用；使用空气源热泵作为辅助热源，节约电能，降低运行费用。
The utility model discloses an air energy hot water system powered by solar photovoltaic photothermal and mains complementary power supply, which includes a solar hot water system and a power generation system; the solar hot water system includes a solar heat collector composed of photovoltaic components and photothermal components and A hot water storage tank and a heating tank for providing hot water, the hot water tank is connected with an air source heat pump for auxiliary heating; the photovoltaic module includes solar photovoltaic cells and EVA that are sequentially bonded on the upper surface The film layer and the transparent resin protective layer, the lower surface of which is sequentially bonded with a tetrafluoroethylene ETFE film layer and a heat-conducting bottom plate, and a flexible graphite plate is arranged between the tetrafluoroethylene ETFE film layer and the heat-conducting bottom plate; realizing separate heating and cooling Combined hot water production, improve the power generation efficiency of photovoltaic modules, generate electric energy and mains grid for household load equipment; use air source heat pump as auxiliary heat source, save electric energy and reduce operating costs.
Description
Technical field
The utility model relates to solar energy generation technology field, and particularly a kind of photovoltaic and photothermal solar and mains hybrid are for electricity air energy hot-water heating system.
Background technology
Although photovoltaic and photothermal solar integral system can produce some hot water, because solar energy is subject to the variable effect of weather very large, produce if necessary the hot water of uniform temperature for daily life, auxiliary thermal source is absolutely necessary so.Current many solar water heating systems adopt electrical heating as auxiliary thermal source, can consume like that a large amount of electric energy.Because the coefficient of performance (COP) of heat pump is greater than 1, generally, between 2-6, therefore can significantly reduce the consumption of electric power as auxiliary thermal source with heat pump.Air source heat pump is a kind of environmental protection, energy-conservation, simple in structure and easy-to-install heat pump form, but its use is subject to the impact of environment, and its heat capacity and the coefficient of performance can reduce along with the reduction of outdoor temperature, and refrigerating capacity and heating capacity are difficult for balanced.Also have the problems such as outdoor frosting winter, be not suitable for cold district.But Shanghai belongs to Xia Redong cryogenic region, suitable use air source heat pump.Because the past exists above-mentioned problem, usually cause energy utilization rate relatively low.The conversion efficiency of existing solar water (50～70 DEG C) and photovoltaic engineering is only about respectively 40～80% and 10～15%, and energy waste is very serious.Moreover, the composite component of photovoltaic and photothermal solar comprehensive utilization also has research at present, be mostly by thermal-collecting tube supersonic welding to collecting plate, collecting plate and solar photovoltaic assembly fit, or thermal-collecting tube is fixedly connected on to the shady face of solar photovoltaic assembly, then heat insulating board formation is installed below thermal-collecting tube.Thermal-collecting tube is to be fixedly installed on the photovoltaic module back side, is hard contact with photovoltaic module and heat insulating board.Because photovoltaic and photothermal solar assembly generally all uses out of doors, and between thermal-collecting tube or collecting plate and photovoltaic module and thermal-collecting tube and heat-insulation and heat-preservation backboard, be hard contact in transport and installation process, cell piece is easily broken up, and photovoltaic module is not completely smooth by light face, bad with contacting of collecting plate, affect heat transfer efficiency.
Utility model content
In order to solve the problems of the technologies described above, the utility model provides a kind of photovoltaic and photothermal solar and mains hybrid for electricity air energy hot-water heating system, simple in structure by adopting, easy for installation, lower-cost photovoltaic and photothermal integral assembly, this photovoltaic and photothermal integral assembly can increase the conversion efficiency of photovoltaic cell, increase solar energy conversion efficiency in unit are, the system being made up of this integral component can realize independent water heating and associating water heating, in conjunction with the advantage of solar energy and air source heat pump, under various weather, farthest utilize solar energy, produce the domestic hot-water of uniform temperature for family daily life.The generating efficiency of photovoltaic module be can improve, electric energy and civil power produced grid-connected for family's load equipment; Use air source heat pump as auxiliary thermal source, save electric energy, reduce operating cost; Adopt heat storage water tank and constant temperature water tank, be conducive to improve the operational efficiency of photovoltaic and photothermal (PV/T) assembly and air source heat pump.
A kind of photovoltaic and photothermal solar of the present utility model and mains hybrid, for electricity air energy hot-water heating system, comprise solar water heating system and electricity generation system; Described solar water heating system comprises the solar thermal collector of photovoltaic module and photo-thermal module composition and heat storage water tank and for the heat supply case of hot water is provided, described heat supply water tank is connected with the air source heat pump for auxiliary heating; Described photovoltaic module comprises solar-energy photo-voltaic cell sheet and surface EVA rete and the transparent resin overcoat of bonding setting successively thereon, its lower surface is bonding tetrafluoroethene ETFE rete and the conductive sole plate of being provided with successively, between described tetrafluoroethene ETFE rete and conductive sole plate, flexible graphite plate is set.
Further, described photo-thermal assembly comprises the thermal-collecting tube that is arranged at the conductive sole plate back side, and described thermal-collecting tube arranged outside has heat-insulation and heat-preservation backboard, between described thermal-collecting tube and heat-insulation and heat-preservation backboard, rubber and plastic heat-insulation layer is set.
Further, described electricity generation system comprises holding wire, DC lightning prevention distribution box, inverter and AC load distribution box, and the electricity that described solar thermal collector produces is by described holding wire be linked in sequence successively described DC lightning prevention distribution box and inverter and AC load distribution box;
Further, described rubber and plastic heat-insulation layer is provided with for the fixing groove that matches with thermal-collecting tube outer surface;
Further, described thermal-collecting tube is the many hollow copper tubings that are fixed on conductive sole plate in the mode being parallel to each other;
Further, described thermal-collecting tube is serpentine coil;
Further, described hollow copper tubing is fixedly welded on conductive sole plate, and described conductive sole plate is aluminium sheet;
Further, transparent resin overcoat is safety glass cover plate;
Further, the distance between described safety glass cover plate and conductive sole plate is 25mm;
Further, the tube pitch of described hollow copper tubing from the ratio of its caliber be 6.25.
The beneficial effect of utility model: adopt unique photovoltaic and photothermal integral structure can increase the conversion efficiency of photovoltaic cell, and the conversion performance of photo-thermal and photoelectricity, increase solar energy conversion efficiency in unit are, improve the service life of solar photovoltaic assembly and photo-thermal assembly, and then the service life of improving heat collector, simple in structure, easy for installation, cost is lower, this system is water heating separately, also can combine water heating, when the independent water heating of photovoltaic and photothermal solar system, when PV/T assembly is fine day can enough cool water heatings, (this situation generally appears at summer to temperature required, autumn, spring), now air source heat pump does not need work, in the time that photovoltaic and photothermal solar assembly is combined water heating with air source heat pump, PV/T assembly cannot (occur that this situation reason is a lot of to temperature required enough hot water heatings, such as solar radiation in winter deficiency, rainy weather or outside air temperature are lower), now temperature does not reach requirement, needs to open air source heat pump and be heated to the temperature of requirement.Corresponding progress control method is to open or close corresponding valve, freely selects operational mode according to weather condition, use water temperature etc., makes full use of solar energy.The electricity that system produces can be grid-connected rear direct for family's load equipment with civil power after by inverter.Water at low temperature in its heat storage water tank is that through PV/T assembly, heating obtains running water, water in constant temperature water tank is from low temperature level heat storage water tank, in the time that reaching design temperature, water temperature just do not need air source heat pump heating, in the time that water temperature does not reach design temperature, just open air source heat pump it is heated, thereby reach the instructions for use of family life hot water.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is further described:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of solar thermal collector.
Detailed description of the invention
Fig. 1 is structural representation of the present utility model, the structural representation that Fig. 2 is solar thermal collector, as shown in the figure: comprise solar water heating system and electricity generation system; Described solar water heating system comprises the solar thermal collector of photovoltaic module and photo-thermal module composition and 1 heat storage water tank 2 and for the heat supply water tank 3 of hot water is provided, described heat supply water tank 3 is connected with the air source heat pump 4 for auxiliary heating; Described photovoltaic module comprises solar-energy photo-voltaic cell sheet 11 and surface EVA rete 12 and the transparent resin overcoat 13 of bonding setting successively thereon, its lower surface is bonding tetrafluoroethene ETFE rete 14 and the conductive sole plate 16 of being provided with successively, between described tetrafluoroethene ETFE rete 14 and conductive sole plate 16, flexible graphite plate 15 is set; Transparent resin overcoat 13 is arranged at the superiors for absorbing sunshine, ETFE rete 14 its light transmission and good weatherability, have surface and be not easy to retain attachment, transparency is high, lightweight, after-tack is strong, the endurable excellent radiation resistant of mechanical strength such as saturating is good,, can effectively improve the object of ageing resistance, corrosion resistance and environmental protection, thereby extend the service life of anti-aging type solar module, improved the operating efficiency of anti-aging type solar module; Flexible graphite plate 15 is for heat conduction and play cushioning effect, avoids solar-energy photo-voltaic cell sheet 11 produce wearing and tearing with rigid contact of conductive sole plate 16 or damage, and improves sealing property simultaneously, also can avoid the excess Temperature of conductive sole plate 16 to improve photoelectric conversion.This structure is followed successively by transparent resin overcoat 13, EVA rete 12, solar-energy photo-voltaic cell sheet 11, ETFE rete 14, flexible graphite plate 5, conductive sole plate 6 from top to bottom, and forms by adhesive bonds or by heat seal.In the time that solar radiation is enough strong, do not start heat pump unit, solar units heat-collecting capacity can meet hot water load's requirement; In conjunction with the advantage of solar energy and air source heat pump 4, under various weather, farthest utilize solar energy, produce the domestic hot-water of uniform temperature for family daily life.The generating efficiency of photovoltaic module be can improve, electric energy and civil power produced grid-connected for family's load equipment; Use air source heat pump 4 as auxiliary thermal source, save electric energy, reduce operating cost; Adopt heat storage water tank and constant temperature water tank, be conducive to improve the operational efficiency of photovoltaic and photothermal (PV/T) assembly and air source heat pump 4.
In the present embodiment, described photo-thermal assembly comprises the thermal-collecting tube 17 that is arranged at conductive sole plate 16 back sides, and described thermal-collecting tube 17 arranged outside have heat-insulation and heat-preservation backboard 19, between described thermal-collecting tube 17 and heat-insulation and heat-preservation backboard 19, rubber and plastic heat-insulation layer 18 are set; Heat-insulation and heat-preservation backboard 19 is for support set heat pipe 17, and rubber and plastic heat-insulation layer 18 plays the effect of liner, avoids thermal-collecting tube 17 to damage with rigid contact of heat-insulation and heat-preservation backboard 19, and rubber and plastic heat-insulation layer 18 can play the effect of further reinforcement heat-insulation and heat-preservation simultaneously.Thermal-collecting tube 17 outsides refer to thermal-collecting tube 17 lower surfaces.
In the present embodiment, described electricity generation system comprises holding wire, DC lightning prevention distribution box, inverter and AC load distribution box, and the electricity that described solar thermal collector 1 produces is by described holding wire be linked in sequence successively described DC lightning prevention distribution box and inverter and AC load distribution box; The electricity that system produces can be grid-connected rear direct for family's load equipment with civil power after by inverter.
In the present embodiment, described rubber and plastic heat-insulation layer 18 is provided with for the fixing groove that matches with thermal-collecting tube 17 outer surfaces; The outer surface of thermal-collecting tube 17 and the laminating of groove structure inner surface, or this groove structure can be also corrugated surface structure; Be convenient to the fixing of thermal-collecting tube 17, improve stability and the fastness of thermal-collecting tube 17, further strengthen insulation effect.
In the present embodiment, described thermal-collecting tube 17 is the many hollow copper tubings that are fixed on conductive sole plate 16 in the mode being parallel to each other; Can adopt the mode that is welded and fixed or other can realize equally the object of the invention fixed form fixed set heat pipe 7, hollow copper tubing is preferably 16, evenly heat efficiency and electrical efficiency maximum.
In the present embodiment, described thermal-collecting tube 17 is serpentine coil; Simple in structure, compactedness is good, and water-flowing amount is large.
In the present embodiment, described hollow copper tubing is fixedly welded on conductive sole plate 16, and described conductive sole plate 16 is aluminium sheet; Structural strength is high, and thermal conductivity is good.
In the present embodiment, transparent resin overcoat 13 is safety glass cover plate; Structural strength is large, and optical transmission is good.
In the present embodiment, the distance between described safety glass cover plate and conductive sole plate 16 is 25mm; Be conducive to improve the conversion performance of photo-thermal and photoelectricity, improve to greatest extent photo-thermal and photoelectric conversion rate, improve the thermal efficiency and electrical efficiency.
In the present embodiment, the tube pitch of described hollow copper tubing from the ratio of its caliber be 6.25; Adopt fillet runner, be conducive to equally improve the conversion performance of photo-thermal and photoelectricity, improve to greatest extent photo-thermal and photoelectric conversion rate, improve the thermal efficiency and electrical efficiency.
In above-described embodiment, after heat collector 1 circulating-heating that the running water of heat storage water tank 2 bottoms is made up of photovoltaic and photothermal solar assembly, flow into heat storage water tank 3, now in the situation that not opening air source heat pump 4, the water temperature of 3 li, heat supply water tank meets the instructions for use of life water temperature.The direct current that solar thermal collector 1 produces become after alternating current directly by inverter 5 and civil power grid-connected for family's load equipment; In the time that solar radiation in winter deficiency, rainy weather or outside air temperature are lower, now the water temperature of 3 li, heat supply water tank does not reach domestic hot-water's the temperature that requires, and carries out auxiliary heating so need to open air source heat pump 4.To carry out heat again from the water of 2 li of low temperature level heat storage water tanks, make the water of heat supply water tank 3 inside reach domestic hot-water's instructions for use.
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420290574.2U CN203848525U (en) | 2014-06-03 | 2014-06-03 | Air energy water heating system with power supply complementation between solar photovoltaic optical thermal and mains supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420290574.2U CN203848525U (en) | 2014-06-03 | 2014-06-03 | Air energy water heating system with power supply complementation between solar photovoltaic optical thermal and mains supply |
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| CN203848525U true CN203848525U (en) | 2014-09-24 |
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| CN201420290574.2U Expired - Fee Related CN203848525U (en) | 2014-06-03 | 2014-06-03 | Air energy water heating system with power supply complementation between solar photovoltaic optical thermal and mains supply |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105240916A (en) * | 2015-11-05 | 2016-01-13 | 中国建筑西南设计研究院有限公司 | Active solar system optimization method suitable for building in cold plateau area |
| CN105515527A (en) * | 2015-12-06 | 2016-04-20 | 上海博阳新能源科技有限公司 | Solar energy coupling multi-source heat pump integrated system |
-
2014
- 2014-06-03 CN CN201420290574.2U patent/CN203848525U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105240916A (en) * | 2015-11-05 | 2016-01-13 | 中国建筑西南设计研究院有限公司 | Active solar system optimization method suitable for building in cold plateau area |
| CN105240916B (en) * | 2015-11-05 | 2018-06-29 | 中国建筑西南设计研究院有限公司 | A kind of active solar energy system optimization method suitable for cold plateau area building |
| CN105515527A (en) * | 2015-12-06 | 2016-04-20 | 上海博阳新能源科技有限公司 | Solar energy coupling multi-source heat pump integrated system |
| CN105515527B (en) * | 2015-12-06 | 2018-02-16 | 上海博阳新能源科技股份有限公司 | A kind of solar energy couples Multisource heat pump integrated system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140924 Termination date: 20180603 |